Products and Services (Tables)

6 Months Ended

Jun. 30, 2012

Products and Services [Abstract]

Revenue by product category

The following tables set forth, for the periods indicated, net revenue by product category along with the percent change from the previous period:

	Six Months Ended June 30,
	2012					2011
	Net Revenue		Percent Change			Net Revenue		Percent Change
Catheter products	$	30,320,000		16	%	$	26,096,000		36	%
Hemostat products		11,669,000		(1	%)		11,797,000		(6	%)
Vein products		6,367,000		22	%		5,237,000		(2	%)
Total product revenue		48,356,000		12	%		43,130,000		16	%
License and collaboration		175,000		(59	%)		425,000		(26	%)
Total revenue	$	48,531,000		11	%	$	43,555,000		16	%